Format text
with WTools
Fast, private, browser-based tools for text, JSON, CSV, encoding, and more. No uploads. No servers. Just results.
WTools gives you many ways to
get the job done
Every tool runs in your browser. No uploads, no servers, no waiting. Pick a category and start working.
Text Tools
Formatting, cleanup, and transformations for writing, coding, and content workflows.
JSON Tools
Validate, format, and convert JSON for APIs, debugging, and structured data.
CSV Tools
Convert, clean, and restructure CSV data for analysis and imports.
Number & Math Tools
Generators, calculators, sequences, and matrix tools for numeric tasks.
List Tools
Deduplicate, filter, and analyze list data quickly and reliably.
XML Tools
Format, validate, convert, and transform XML data for APIs and configuration.
YAML Tools
Format, validate, and convert YAML for configuration and data exchange.
CSS Tools
CSS helpers for styling and UI development.
Date & Time Tools
Time conversions, date utilities, and scheduling helpers.
Achieve all your goals in one place
Format & transform text
Convert case, clean whitespace, encode strings, and prepare text for any system.
Explore toolsValidate & format JSON
Pretty-print, minify, validate, and convert JSON to other formats instantly.
Explore toolsProcess CSV & data
Convert, sort, filter, and transform CSV and tabular data with precision.
Explore toolsEncode & decode
Base64, URL encoding, HTML entities, and hash generation for developers.
Explore toolsSort & manage lists
Sort, deduplicate, shuffle, and manipulate lists and line-based data.
Explore toolsThe power of WTools, for your workflow
489+ tools at your fingertips
From text formatting and JSON validation to CSV conversion and encoding, find the right tool for every task across 9 categories.
Privacy built in, not bolted on
Every tool runs entirely in your browser. Your data never leaves your device. No accounts, no tracking, no server-side processing.
Instant results, zero setup
No installation, no registration, no configuration. Open any tool and get results immediately. Works on desktop, tablet, and mobile.
Popular tools
View all toolsCase Converter
Convert text between uppercase, lowercase, title case, and more.
JSON Formatter
Beautify and validate JSON with readable formatting.
CSV to JSON
Convert CSV data into clean JSON output.
Base64 Encoder
Encode text or files to Base64.
Base64 Decoder
Decode Base64 strings back to plain text.
UUID Generator
Generate UUIDs for identifiers and keys.
Remove Extra Spaces
Clean up repeated spaces and normalize whitespace.
JSON Validator
Validate JSON syntax and structure quickly.
JSON to CSV
Convert JSON arrays into CSV rows.
URL Encoder
Encode text for safe use in URLs.
URL Decoder
Decode percent-encoded URLs back to text.
Word Counter
Count words, characters, and sentences.
Discover what you can do
with WTools
WTools delivers 489+ fast, browser-based productivity tools that let you transform text, convert data, and validate formats — all without leaving your browser.
Get startedLatest guides
View all guidesHow to Convert Spaces to Newlines Online: A Complete Guide to Line-Based Formatting, Text Splitting, and Practical Applications
Learn how to convert space-separated text into line-based lists using the Convert Spaces to Newlines tool for command-line workflows and data processing.
Read guideProgramming & Data ProcessingHow to Generate Random Prime Numbers Online: A Complete Guide to Prime Number Generation, Custom Ranges, and Practical Applications
Learn how to generate random prime numbers within any range using an online tool, with practical examples for math, coding, and cryptography.
Read guideProgramming & Data ProcessingHow to Generate Odd Numbers Online: A Complete Guide to Odd Number Sequences, Custom Ranges, and Practical Applications
Learn how to generate odd number sequences online with custom ranges. A practical guide to odd integers, step-by-step tool usage, and real use cases.
Read guideProductivity & WorkflowHow to Add Line Numbers to Text Online: A Complete Guide to Text Numbering, Custom Formatting, and Practical Applications
Learn how to add sequential line numbers to plain text online with custom start values, prefixes, suffixes, and positioning options.
Read guideFrequently asked questions
Are all tools free to use?
Yes. All utilities on wtools.com are completely free with no hidden costs or premium tiers.
Do I need to create an account?
No account or registration is required to use any tool. Just open and start using.
Is my data stored on your servers?
No. All tools operate locally in your browser. We do not store, transmit, or archive any user input.
Can I use WTools on mobile devices?
Yes. The website is fully responsive and works on modern smartphones and tablets.
Is WTools suitable for professional use?
Absolutely. Many tools are designed for developers, writers, and SEO professionals who need quick, reliable utilities.
About WTools
wtools.com is a comprehensive collection of 489 free online developer tools for text processing, data conversion, encoding/decoding, and more. Every tool runs entirely in your browser, ensuring your data stays private and secure.
Whether you're a developer formatting JSON, a writer converting text case, or a data analyst cleaning CSV files, WTools provides fast, reliable utilities that work seamlessly across desktop and mobile devices.
The platform is organized to reduce guesswork. Start with a category that matches your task, use one focused tool to transform your input, and move to a related tool to finish the workflow.
Let's get started
with WTools
Pick a tool, paste your input, and get results instantly — no signup, no setup.
Start now